CHKP open interest by strike
From the closing options book · October 20, 2026 · updated after every close
At the October 20, 2026 close, CHKP options within 45 days held 6,924 calls and 2,883 puts in open interest, a put/call ratio of 0.42. The biggest call strike near the money was 145 and the biggest put strike 135.
CHKP open interest by strike, within 5% of the close
145 carried 2,406 calls and 135 carried 222 puts.
Open interest counts contracts still open after the close; it settles overnight. Large strikes are where dealer hedging is concentrated, which is why open interest feeds the gamma levels and max pain on the other CHKP pages.
These are the October 20, 2026 closing numbers. Members see CHKP's map move live all session.
Common questions
6,924 calls and 2,883 puts within 45 days at the October 20, 2026 close.
145 near the money, with 2,406 contracts.
135 near the money, with 222 contracts.
Compare: open interest by strike on other tickers
Measured from the closing options book and rebuilt after every close. Nothing on this page is live. Levels are where dealer hedging is concentrated, not targets or forecasts. Not investment advice.